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package bar // import "hhvn.uk/hbspbar/bar"
import (
"os"
"image"
"hhvn.uk/hbspbar/common"
"github.com/jezek/xgbutil/xgraphics"
"github.com/BurntSushi/freetype-go/freetype/truetype"
)
func getFont(path string) (*truetype.Font, error) {
read, err := os.Open(path)
if err != nil {
return nil, common.Perror("os.Open", err)
}
font, err := xgraphics.ParseFont(read)
if err != nil {
return nil, common.Perror("xgraphics.ParseFont", err)
}
return font, nil
}
func int2BGRA(argb uint32) (xgraphics.BGRA) {
return xgraphics.BGRA{
B: uint8( argb & 0x000000ff),
G: uint8((argb & 0x0000ff00) >> 8),
R: uint8((argb & 0x00ff0000) >> 16),
A: uint8((argb & 0xff000000) >> 24) }
}
func (b *bar) rect() image.Rectangle {
return image.Rect( 0, 0,
int(b.Mon.Rectangle.Width), int(conf.H))
}
func (b *bar) drawReInit() {
if b.i != nil {
b.i.Destroy()
}
b.i = xgraphics.New(b.Xu, b.rect())
}
func (b *bar) drawText(x int, col uint32, text string) (int, error) {
nx, _, err := b.i.Text(x, conf.FontYPad,
int2BGRA(col), conf.FontSize, font, text)
return nx - x, err
}
func (b *bar) textWidth(str string) int {
return len(str) * b.tw
}
func pointInRect(px, py, x, y, w, h int) bool {
if px >= x && px <= x + w && py >= x && py <= y + h {
return true
} else {
return false
}
}
func (b *bar) drawRect(x, y, w, h int, c uint32, fill bool) {
col := int2BGRA(c)
var ix, iy int
for ix = x; ix < x + w; ix++ {
for iy = y; iy < y + h; iy++ {
if fill || ix == x || ix == x + w - 1 ||
iy == y || iy == y + h - 1 {
b.i.Set(ix, iy, col)
}
}
}
}
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